<form id='form_user_log' enctype="multipart/form-data" class="form_user_log" action="usuario/log/usuario-log-ajax.php" method="post">
  <div class='linea'> 
    <label for="correo-log">Correo:</label><input id="correo-log" name="correo-log" size="25" />  
  </div>
  <div class='linea'>
    <label for="password-log">Password:</label><input id="password-log" name="password-log" type="password" maxlength="8" size= "8"/>
    <label for="recordar">Recordar:</label><input type="checkbox" id="recordar" name="recordar"/>
  </div>
</form>